end;
procedure TForm1.Button1Click(Sender: TObject);
begin
edit1.Text:=inttostr(gethdserialnumber);
end;
(19).限定光标移动范围。
procedure TForm1.Button1Click(Sender: TObject);
var
rect1:trect;
begin
rect1:=button2.BoundsRect;
mapwindowpoints(handle,0,rect1,2);
clipcursor(@rect1);
end;
procedure TForm1.Button2Click(Sender: TObject);
var
screenrect:trect;
begin
screenrect:=rect(0,0,screen.Width,screen.Height);
clipcursor(@screenrect);
end;
(20).限制edit框只能输入数字。
procedure TForm1.Edit1KeyPress(Sender: TObject; var Key: Char);
begin
if not (key in [''''0''''..''''9'''',''''.'''',#8]) then
begin
key:=#0;
Messagebeep(0);
end;
end;
(21).dbgrid中根据任一条件某一格变色。
procedure TForm_main.DBGridEh1DrawColumnCell(Sender: TObject;
const Rect: TRect; DataCol: Integer; Column: TColumnEh;
State: TGridDrawState);
begin
if (trim(DataModule1.ADOQuery1.FieldByName(''''dczt'''').AsString)=''''OK'''') then
begin
if datacol=6 then
begin
DbGrideh1.Canvas.Brush.Color:=clGradientActiveCaption;
DbGrideh1.DefaultDrawColumnCell(Rect,datacol,column,state);
end;
end;
end;
(22).打开word文件。
procedure TfjfsglForm.SpeedButton4Click(Sender: TObject);
var
MSWord: Variant;
str:string;
begin
if trim(DataModule1.adoquery27.fieldbyname(''''fjmc'''').asstring)<>'''''''' then
begin
str:=trim(DataModule1.ADOQuery27.fieldbyname(''''fjmc'''').AsString);
MSWord:= CreateOLEObject(''''Word.Application'''');//
MSWord.Documents.Open(''''d:\Program Files\Common Files\Sfa\'''' str, True);//
MSWord.Visible:=1;//
str:='''''''';
MSWord.ActiveDocument.Range(0, 0);//
MSWord.ActiveDocument.Range.InsertAfter(str);//?úWord?D???ó×?·?''''Title''''
MSWord.ActiveDocument.Range.InsertParagraphAfter;
end
else
showmessage('''''''');
end;
(23).word文件传入和传出数据库。
uses IdGlobal;
procedure TdjhyForm.SpeedButton2Click(Sender: TObject);
var
sfilename:string;
function BlobContentTostring(const Filename:string):string;
begin
with Tfilestream.Create(filename,fmopenread) do
try
setlength(result,size);
read(pointer(result)^,size);
finally
free;
end;
end;
begin
if opendialog1.Execute then
begin
sfilename:=opendialog1.FileName;
DataModule1.ADOQuery14.Edit;
DataModule1.ADOQuery14.FieldByName(''''word'''').AsString:=blobcontenttostring(sfilename);
DataModule1.ADOQuery14.Post;
end;
end;
procedure TdjhyForm.SpeedButton1Click(Sender: TObject);
var
sfilename:string;
bs:Tadoblobstream;
begin
bs:=Tadoblobstream.Create(TBLOBfield(DataModule1.ADOQuery14.FieldByName(''''word'''')),bmread);
try
sfilename:=extractfilepath(application.ExeName) trim(DataModule1.adoquery14.fieldbyname(''''hybh'''').AsString);
sfilename:=sfilename ''''.'''' ''''doc'''';
bs.SaveToFile(sfilename);
try
djhyopenform:=Tdjhyopenform.Create(self);
djhyopenform.olecontainer1.CreateObjectFromFile(sfilename,false);
djhyopenform.OleContainer1.Iconic:=true;
djhyopenform.ShowModal;
finally
djhyopenform.Free;
end;
finally
bs.free;
end;
end;
(24).中文标题的提示框。
procedure TdjhyForm.SpeedButton5Click(Sender: TObject);
begin
if Application.MessageBox('''''''', Mb_YesNo Mb_IconWarning) =Id_yes then DataModule1.ADOQuery14.Delete;
end;
(25).运行一应用程序文件。
WinExec(''''HH.EXE D:\Program files\common files\MyshipperCRM e-sales help\MyshipperCRM e-sales help.chm'''',SW_NORMAL);
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